docs: def get_email_context(self,**kwargs):
          ''' Overrides EmailRecipientMixin '''
          context = super(TemporaryRegistration,self).get_email_context(**kwargs)
          context.update({
              'first_name': self.firstName,
              'last_name': self.lastName,
              'registrationComments': self.comments,
              'registrationHowHeardAboutUs': self.howHeardAboutUs,
              'eventList': [x.get_email_context(includeName=False) for x in self.temporaryeventregistration_set.all()],
          })
  
          if hasattr(self,'invoice') and self.invoice:
              context.update({
                  'invoice': self.invoice.get_email_context(),
              })
  
          return context